Under the Loupe/ETA 6497
ETA 6497
The ETA 6497 calibre is a simple, manually wound, lépine style mechanism, originally designed by Unitas (later acquired by ETA) for use in pocket watches.
This page contains a minimal amount of information about the ETA 6497 calibre. You can help Alliance Horlogère by expanding this page with pictures, parts information, useful tips, or assembly and disassembly information. You can edit this page by logging in/creating a login and clicking on the "Edit This Page" link in the upper left hand corner of this page.